Bicycle trainer



FIG. 1 is a perspective view of front and left side of a bicycle trainer showing a first variant of the design;

FIG. 2 is a perspective view of a rear and right side of the bicycle trainer of FIG. 1;

FIG. 3 is a front side view of the bicycle trainer of FIG. 1;

FIG. 4 is a rear side view of the bicycle trainer of FIG. 1;

FIG. 5 is a right side view of the bicycle trainer of FIG. 1;

FIG. 6 is left side view of the bicycle trainer of FIG. 1; and,

FIG. 7 is top side view of the bicycle trainer of FIG. 1.

The broken lines shown in the figures are for the purpose of illustrating portions of the bicycle trainer that form no part of the claimed design 

CLAIM The ornamental design for a bicycle trainer, as shown and described. 